Roger Federer will take on Tomas Berdych for the 25th time. Federer leads their series 18-6. This year they have met twice, at the Australian Open and at the ATP Masters 1000 in Miami, Federer won both but in Miami Berdych had a match point. Berdych beat Federer at Wimbledon in 2010 but the last time the Czech had a win over the Swiss was in Dubai in 2013.
Marin Cilic goes into his match with Sam Querrey holding a 4-0 record. It has been a while since they last played; it was in Washington two years ago. They have also played once at Wimbledon, in 2012 and on that occasion it was a five setter that Cilic won 17-15 in the decider.